[Sync] Replace typedef with using.

components/sync/driver/data_type_manager_impl.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_SYNC_DRIVER_DATA_TYPE_MANAGER_IMPL_H__
 #define COMPONENTS_SYNC_DRIVER_DATA_TYPE_MANAGER_IMPL_H__
 
 #include "components/sync/driver/data_type_manager.h"
 
 #include <map>
@@ skipping 13 matching lines @@
 
 class DataTypeController;
 class DataTypeDebugInfoListener;
 class DataTypeEncryptionHandler;
 class DataTypeManagerObserver;
 class SyncClient;
 struct DataTypeConfigurationStats;
 
 // List of data types grouped by priority and ordered from high priority to
 // low priority.
-typedef std::queue<ModelTypeSet> TypeSetPriorityList;
+using TypeSetPriorityList = std::queue<ModelTypeSet>;
 
 class DataTypeManagerImpl : public DataTypeManager,
                             public ModelAssociationManagerDelegate {
  public:
   DataTypeManagerImpl(
       SyncClient* sync_client,
       ModelTypeSet initial_types,
       const WeakHandle<DataTypeDebugInfoListener>& debug_info_listener,
       const DataTypeController::TypeMap* controllers,
       const DataTypeEncryptionHandler* encryption_handler,
@@ skipping 227 matching lines @@
   bool download_started_;
 
   base::WeakPtrFactory<DataTypeManagerImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DataTypeManagerImpl);
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_DRIVER_DATA_TYPE_MANAGER_IMPL_H__